Finding the Fourth Proportional to 543,637.24, 816,784.98 and 513,423.16
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Solution
The fourth proportional to 543,637.24, 816,784.98 and 513,423.16 is: 771,389.99
Step by Step Solution
- Step 1: Write the proportion equation
543,637.24 : 816,784.98 = 513,423.16 : x - Step 2: Convert to fraction form
543,637.24/816,784.98 = 513,423.16/x - Step 3: Cross multiply
543,637.24x = 816,784.98 × 513,423.16 - Step 4: Simplify right side
543,637.24x = 419,356,325,472.14 - Step 5: Solve for x
x = 419,356,325,472.14/543,637.24 - Step 6: Final answer
x = 771,389.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.